作者: Ross I. Donaldson
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摘要: A method and device are provided for simultaneously or near-simultaneously diagnosing treating tension pneumothorax and/or hemothoraxA Veress-type needle portion includes a hollow puncturing the chest wall over blunt probe biased by one more springs to extend distally into pleural cavity. Openings in connect via pathway an automatic check valve, which permits flow of air fluid only proximal direction. Pressure from within cavity is transmitted interior surface pressure documenter. If greater than atmospheric present cavity, documenter will be automatically urged proximally allow escape space through device, thus hemothorax, as well providing stable indicator positively document diagnosis increased pressure.